有时候，幸福只需转变一下自己的态度。用英语怎么说？

有时候，幸福只需转变一下自己的态度。

Sometimes happiness is just a matter of attitude adjustment.--Susan Gale

sometimes

adv. 有时，间或，时

例句
I want to work at home on a Tuesday but as it turns out sometimes it's a Wednesday or a Thursday.
我想周二在家工作，但实际上有时却是周三或是周四。

happiness

n. 幸福，高兴，恰当，合适；

例句
It is my dearest hope that one day she will find the happiness she truly deserves.
我最大的期望就是她有一天能够找到真正应得的幸福。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

just

adv. 刚才，仅仅，只是，正好，刚要；adj. 公正的，合理的，恰当的，合法的，正确的；

例句
It became very clear that the incident was not just an aberration, it was not just a single incident.
事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。

matter

n. 事件，（讨论、考虑等的）问题，重要性，物质；vi. 要紧，重要，化脓，有重大影响，有重要性；

例句
The matter was left in abeyance until Haig saw French.
事情被搁置了起来，直到黑格见到法国人。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

attitude

n. 态度，看法，姿势，个人风

例句
I know you're above me socially, but I must say I find your attitude offensive...
我明白你的社会地位比我高，但我得说我觉得你的态度很粗鲁。

adjustment

n. 调解，调整，调节器，调解，调停，（赔偿损失的）清算；

例句
Investment is up by 5.7% after adjustment for inflation.
针对通货膨胀作出调整之后投资上升了5.7%。

gale

n. 大风，暴风，（突发的）一阵，<诗>微风，[植]香杨梅；

例句
We woke to find a gale blowing outside.
我们醒来时发现外面狂风大作。